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Table 1 Baseline characteristics and final diagnoses in a randomized population

From: Virtual bronchoscopic navigation without X-ray fluoroscopy to diagnose peripheral pulmonary lesions: a randomized trial

  VBNA group
(n = 65)
XRFA group
(n = 64)
P-value
Age (y, median; range) 71 [48–86] 70.5 [53–84] 0.794
Male, n (%) 46 (70.8) 52 (81.3) 0.217
Lesion size
(mm, median; range)
37.5
[30–97]
39.0
[30–84]
0.823
  ≤ 50 mm, n (%) 49 (75.4) 55 (85.9) 0.181
Lesion location    0.313
 Rt. upper lobe, n (%) 19 (29.2) 14 (21.9)  
 Rt. middle lobe, n (%) 5 (7.7) 2 (3.1)  
 Rt. lower lobe, n (%) 13 (20.0) 19 (29.7)  
 Lt. upper lobe, n (%) 21 (32.3) 17 (26.6)  
 Lt. lower lobe, n (%) 7 (10.8) 12 (18.8)  
Final diagnosis    0.090
 Primary lung cancer, n (%) 56 (86.2) 60 (93.8)  
 Other malignant diseases, n (%) 3 (4.6) 2 (3.1)  
 Non-malignant disease, n (%) 6 (9.2) 2 (3.1)  
Frontal X-ray film    0.493
 Invisible 2 (3.1) 3 (4.7)  
 Visible 63 (96.9) 61 (95.3)  
Bronchus sign    0.119
 Absent 0 (0) 3 (4.7)  
 Present 65 (100) 61 (95.3)  
Location    0.345
 Central 7 (10.8) 4 (6.3)  
 Intermediate 11 (16.9) 17 (26.6)  
 Peripheral 47 (72.3) 43 (67.2)